2519538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 5806080

約数和(自身を除く): 3286542

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 239, 251, 478, 502, 717, 753, 1434, 1506, 1673, 1757, 3346, 3514, 5019, 5271, 10038, 10542, 59989, 119978, 179967, 359934, 419923, 839846, 1259769, 2519538]

約数ペア:

[(1, 2519538), (2, 1259769), (3, 839846), (6, 419923), (7, 359934), (14, 179967), (21, 119978), (42, 59989), (239, 10542), (251, 10038), (478, 5271), (502, 5019), (717, 3514), (753, 3346), (1434, 1757), (1506, 1673)]